 (deftest test-mutate
   (checking
    "mutation alters data structure"
-   50
+   30
    [form gen/any-printable
     mutate-path (gen/vector gen/pos-int 1 10)]
    (is (not= form

      ;; At 50, it might find a bug in failures for the
      ;; :ring/handler spec, but keep it plugged in, since it
      ;; takes a long time to shrink
      50
      [spec spec-gen
       form gen/any-printable]
      (when-not (some

   (deftest real-spec-tests-mutated-valid-value
     (checking
      "for any real-world spec and any mutated valid data, explain-str returns a string"
      30
      [spec spec-gen
       mutate-path (gen/vector gen/pos-int)]
      (when-not (some
